Thomas Duggan
Head of Claims, Mosaic Insurance
Thomas Duggan is listed as Head of Claims, Mosaic Insurance. Thomas is scheduled to speak at Underwriting Innovation USA 2026 on 17 November 2026.
Compiled from published conference agendas; not yet confirmed by Thomas. Is this you? Claim this profile.
About
Tom has more than 25 years’ experience in law, underwriting, and claims, with proven dedication to providing a fair, efficient, and transparent claims experience. He oversees Mosaic’s claims teams through the Americas and directly handles Mosaic’s environmental claims globally. Tom previously served as head of environmental claims for Liberty Mutual and Ironshore and held various roles in environmental claims and underwriting at Zurich and AIG. He began his legal career as an assistant district attorney in the Brooklyn District Attorney’s Office, New York.